OpenTechnical

OT-2026-000099329

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000099329) never changes.

Identity and time

Publication numberOT-2026-000099329 · never reused
Internal UUID01a0aea2-8289-7433-b07c-73b1d4c97a7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099329
StatusPUBLIC

Content hashes

Canonical texte5fb500a3babc18c79e580f82f0d3987c9a19ad0c5341009b330880b3b1cddd3
Markdown18371bef140ebe53b1d72822438c8fe7c20635062aa6a1e8c69f7e7337f29bb2
PDF
Publication page90804d1c76abcceee3d1e9e9939bced4c802b8f10073cf2041a60abbb3cf138e
Manifest4740e92c3e4eb330777bf0d33e16e62b4068a401f5a7fa0f91eb9b25a7fa71b6

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature5GrIp7Knfytdp4+gSLtE8oOtN4pTXJO/FCpU3xssZo/s0pyqRR96D5GuUlSD85ISVYsl+I8GX7gdWzbcqdNmDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:47.976488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099329
observed 90804d1c76abcceee3d1e9e9939bced4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:47.957220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099329/manifest.json
observed 4740e92c3e4eb330777bf0d33e16e62b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:47.938990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099329/publication.md
observed 18371bef140ebe53b1d72822438c8fe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:47.920996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099329/publication.txt
observed e5fb500a3babc18c79e580f82f0d3987...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.